Base | Representation |
---|---|
bin | 1111010010010101111011… |
… | …0011001110010100100000 |
3 | 2012111210212022022101011112 |
4 | 3310211132303032110200 |
5 | 4200334332130444202 |
6 | 55425221240202452 |
7 | 3353215614425141 |
oct | 364453663162440 |
9 | 65453768271145 |
10 | 16807797515552 |
11 | 53a0168578a9a |
12 | 1a75569469428 |
13 | 94bc78a609c4 |
14 | 421704abdac8 |
15 | 1e2321a1cb52 |
hex | f495ecce520 |
16807797515552 has 96 divisors (see below), whose sum is σ = 34884322099200. Its totient is φ = 7956229121280.
The previous prime is 16807797515543. The next prime is 16807797515557. The reversal of 16807797515552 is 25551579770861.
16807797515552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (16807797515557) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27674213 + ... + 28275035.
It is an arithmetic number, because the mean of its divisors is an integer number (363378355200).
Almost surely, 216807797515552 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16807797515552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17442161049600).
16807797515552 is an abundant number, since it is smaller than the sum of its proper divisors (18076524583648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16807797515552 is a wasteful number, since it uses less digits than its factorization.
16807797515552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 601246 (or 601238 counting only the distinct ones).
The product of its (nonzero) digits is 185220000, while the sum is 68.
The spelling of 16807797515552 in words is "sixteen trillion, eight hundred seven billion, seven hundred ninety-seven million, five hundred fifteen thousand, five hundred fifty-two".
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